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Product

2-inch stainless-steel bore 570 kN subsea gas-extraction riser2-Inch (50.8 mm) SS Bore≥57,000 daN (570 kN) MBLAramid + SWA Riser

REF 58400 2-Inch SS Core & 57,000 daN Armoured Gas-Extraction Umbilica57,000 daN Subsea Riser · 0.6/1 kV · 2-inch stainless-steel bore 570 kn subsea

REF 58400 2-Inch Armoured Stainless-Steel Core Tube with Contra-Helical Double Aramid Braid & Galvanized Steel Wire Armour (57,000 daN) PUR Subsea Gas-Extraction Umbilical (57,000 daN Subsea Riser, 0.6/1 kV, -20 °C to +70 °C).

Water-resistant

Anti-torsion braid

Oil-resistant

Approved

Configuration

Order designation: REF 58400 3-Part / Compact Assembly
Outer Ø ≈: 28.5 mm
Net weight ≈: 920 kg/km
Tensile rating ≈: 25.0 kN
Core / stranding: Helical cabled composite umbilical

All sizes (3)

Request a quote Datasheet WhatsApp info@tebaoflex.com

Engineering reply in 2 business hoursCut-to-length export drumsEN 10204 3.1 certificate per drum

Rated voltage: 0.6/1 kV
Operating temp.: −20…+70 °C
Min. bend radius: 15 × OD
Core / conductor: 2" SS Bore
Outer protection: Double Aramid
Standard: 57,000 daN

Typical values for this cable type, based on ISO 13628-5 / 57,000 daN Armoured Subsea Gas-Extraction Riser — confirmed in the datasheet and quotation for your order.

Application fit

Is REF 58400 right for your machine?

Immersion & wet locations

Suitable

Water-blocked core matrix and hydrolysis-resistant subsea jacketing withstand continuous deepwater hydrostatic pressure.

Vertical / spreader reel

Suitable

Torque-balanced aramid or contra-helical steel armour supports vertical winch deployment without hockling.

Offshore platform & shipboard deck trays

Suitable

Marine-grade outer sheath and armour package resist LARS sheave abrasion, UV exposure and salt-spray corrosion.

Trailing & towing

Suitable

High tensile breaking strength supports underwater towing, ROV excursion and seabed plough/trencher duty.

Energy chain / drag chain

Not suitable

Subsea umbilical and tow construction is not intended for high-cycle indoor factory drag chains.

Use Drag-Chain Servo Cable

Typical machinesMarine & Offshore CableWork-Class & Observation ROV SystemsOffshore Wind & Subsea Power GridsOceanographic, Sonar & Seismic SurveyCommercial Diving & Subsea Intervention

Construction

Layer by layer

Shown: REF 58400 (ISO 13628-5 / 57,000 daN Armoured Subsea Gas-Extraction Riser) featuring 2" armored stainless-steel core hose, contra-helical double aramid braid and polyurethane outer sheath (ø84 ± 2 mm) (4-layer construction).

Schematic, not to scale — generated from the layer data

#	Layer	Material & reference
1	2" Armored Stainless-Steel Core Hose	Central 2-inch (50.8 mm bore) armored stainless-steel hose for subsea methane extraction
2	Contra-Helical Double Aramid Braid	Two counter-helical layers of high-modulus aramid fibre tensile reinforcement
3	Galvanized Steel Wire Armor (≥57,000 daN)	44 helically served galvanized round steel wires for crush & impact protection
4	Polyurethane Outer Sheath (Ø84 ± 2 mm)	Heavy-duty black PUR jacket (7.0 kg/m, equipped with SS anchor & PU bend limiter)

REF 58400 — Standard Subsea & Marine Execution

Built to ISO 13628-5 / 57,000 daN Armoured Subsea Gas-Extraction Riser with 2" armored stainless-steel core hose and polyurethane outer sheath (ø84 ± 2 mm)

REF 58400 — Custom Drum Length & Termination Kit

Available in custom continuous subsea/wellbore drum lengths or pre-terminated assemblies

REF 58400 — Routine & Hydrostatic Test Certified

Supplied with EN 10204 3.1 routine dielectric, resistance & pressure/dimensional report

Technical data

Ratings & operating limits

Typical values: Typical values for this cable type, based on ISO 13628-5 / 57,000 daN Armoured Subsea Gas-Extraction Riser. Values for your order are confirmed in the datasheet and quotation.

Electrical

Rated voltage / transmission duty: 0.6/1 kV (ISO 13628-5 / 57,000 daN Armoured Subsea Gas-Extraction Riser)
Core / conductor construction: 2" Armored Stainless-Steel Core Hose — Central 2-inch (50.8 mm bore) armored stainless-steel hose for subsea methane extraction
Primary dielectric / buffering: Contra-Helical Double Aramid Braid — Two counter-helical layers of high-modulus aramid fibre tensile reinforcement

Thermal

Continuous operating temperature: −20…+70 °C (subsea, marine & submersible duty)
Short-circuit / peak thermal rating: Verified thermal stability per ISO 13628-5 / 57,000 daN Armoured Subsea Gas-Extraction Riser
Storage & transport temperature: −40…+80 °C on export wooden/steel drum

Mechanical

Outer protection / armouring: Polyurethane Outer Sheath (Ø84 ± 2 mm) — Heavy-duty black PUR jacket (7.0 kg/m, equipped with SS anchor & PU bend limiter)
Minimum bending radius: 15 × OD
Hydrostatic, tensile & crush duty: Galvanized Steel Wire Armor (≥57,000 daN) — 44 helically served galvanized round steel wires for crush & impact protection

Resistance

Hydrostatic pressure & water blocking: Engineered for continuous submersion and hydrostatic integrity per ISO 13628-5 / 57,000 daN Armoured Subsea Gas-Extraction Riser
Seawater, oil & chemical resistance: Resistant to seawater hydrolysis, hydraulic oils and abrasion per ISO 13628-5 / 57,000 daN Armoured Subsea Gas-Extraction Riser
RoHS & REACH compliance: RoHS 2 (2011/65/EU + 2015/863) & REACH SVHC compliant

Reference standards

Governing standard: ISO 13628-5 / 57,000 daN Armoured Subsea Gas-Extraction Riser
Environmental & test standards: IEC 60228 / IEC 60332 / ISO 13628-5 / EN 10204
Quality management & inspection: ISO 9001:2015 & EN 10204 3.1 factory routine inspection

Identification

Model designation: REF 58400
Sheath colour & metre marking: Continuous metre-marked black outer finish (Double Aramid + SWA + PUR)
Customs tariff (HS): 8544.49 / 8544.60 / 8544.70

Sizes

3 standard REF 58400 subsea & marine configurations

Manufactured to ISO 13628-5 / 57,000 daN Armoured Subsea Gas-Extraction Riser for subsea, offshore, deep-well and marine applications.

Dimensions, tensile load & weights
Order designation	Configuration	Core / stranding	Outer Ø ≈ mm	Net weight ≈ kg/km	Tensile rating kN ≈	Min. bend R mm
REF 58400 Construction Schedule (−20…+70 °C)
REF 58400 3-Part / Compact Assembly	Gas/Hydraulic Hose + Power + Comms/Coax	Helical cabled composite umbilical	28.5	920	25.0	285
REF 58400 4-Part / Standard Assembly	Dual Hose + 75 Ω Video Coax + Comms Pairs	Helical cabled composite umbilical	36.0	1,540	48.0	360
REF 58400 Heavy Bell / Intervention	Multi-Hose + 3×Coax + Power/Signal Quads	Aramid-reinforced subsea umbilical	54.0	3,420	90.0	540

Typical values for this cable type; dimensions and weights for your order are confirmed in the quotation.
Custom core cross-sections, pair/fibre counts, armour grades and factory drum lengths available per ISO 13628-5 / 57,000 daN Armoured Subsea Gas-Extraction Riser.

Electrical, optical & thermal parameters
Configuration	Max. DC R₂₀ / Atten. Ω/km or dB/km	Rating / Impedance	Operating temp.
Gas/Hydraulic Hose + Power + Comms/Coax	4.95	0.6/1 kV + 35–240 bar Fluid	−20…+70 °C
Dual Hose + 75 Ω Video Coax + Comms Pairs	3.30	0.6/1 kV + 35–240 bar Fluid	−20…+70 °C
Multi-Hose + 3×Coax + Power/Signal Quads	1.91	0.6/1 kV + 100–240 bar Fluid	−20…+70 °C

Every production length undergoes routine conductor DC resistance, high-voltage dielectric or OTDR continuity and dimensional verification.

Quality & approvals

Testing & inspection

Routine tests on every production length, sample and type tests per batch — documented on an EN 10204 3.1 inspection certificate.

ConductorClass 5 stranding
Spark test100 % in-line
Lay-upCores, earth, fillers
SheathingInner, braid / screen, outer
Electrical testsAC voltage, resistance
DimensionsOD, wall thickness
Inspection documents & dispatchDrum & dispatch

Testing & inspection	Test value / reference	Frequency
Routine tests
Conductor resistance, continuity & dimensional verification (ISO 13628-5 / 57,000 daN Armoured Subsea Gas-Extraction Riser)	DC resistance at 20 °C / optical attenuation and outer diameter within ISO 13628-5 / 57,000 daN Armoured Subsea Gas-Extraction Riser tolerances	Every manufactured drum length
High-voltage dielectric & insulation resistance test (ISO 13628-5 / 57,000 daN Armoured Subsea Gas-Extraction Riser)	Zero dielectric breakdown and verified insulation resistance for 0.6/1 kV rating	Every manufactured drum length
Sample tests
Hydrostatic pressure, water-blocking & mechanical endurance qualification (ISO 13628-5 / 57,000 daN Armoured Subsea Gas-Extraction Riser)	Verified submersion integrity, tensile load and thermal stability across −20…+70 °C	Type qualification & periodic lot audit

Inspection certificate

Issued with every drum, listing the routine test results for that length.

Product approvals

57,000 daN Subsea Riser CompliantEN 10204 3.1 Factory Test CertificateCE, RoHS 2 (2011/65/EU) & REACH

Company certificates

ISO 9001ISO 14001ISO 45001VDE marks approvalUL / cULCE · LVD / EMC

Marking & supply

Ordering & delivery

Sheath marking

TEBAOFLEX REF 58400 57,000 daN Subsea Riser 0.6/1 kV CE

Delivery form: Heavy-duty export fumigated wooden drums or steel subsea reels
Standard lengths: 500 m, 1,000 m or custom continuous subsea/wellbore lengths
MOQ: 100 m (standard configurations) · 500 m (custom builds)
Lead time: 2–5 weeks ex-works
Incoterms: EXW, FCA, FOB, CIF, DAP

Technical documents

Downloads

PDFREF 58400 2" SS Core & 57,000 daN Armoured Gas-Extraction Umbilical – technical datasheet3 sizes · construction, technical data, approvals XLSXREF 58400 spec data (Excel)All 3 sizes with dimensions and data, for your BOM or quotation

Revision: 2026-10-25
Updated: 2026-10-25

FAQ

Questions engineers ask first

Not covered here? Send your drawing — an engineer replies within 2 business hours.

What governing standard and construction define REF 58400 (REF 58400 2-Inch SS Core & 57,000 daN Armoured Gas-Extraction Umbilical)?

REF 58400 (REF 58400 2-Inch SS Core & 57,000 daN Armoured Gas-Extraction Umbilical) is manufactured in accordance with ISO 13628-5 / 57,000 daN Armoured Subsea Gas-Extraction Riser for 0.6/1 kV service over -20 °C to +70 °C. Its 4-layer construction comprises 2" armored stainless-steel core hose, contra-helical double aramid braid and polyurethane outer sheath (ø84 ± 2 mm).

What is the minimum bending radius and operating temperature range for REF 58400?

The minimum bending radius for REF 58400 is 15 × OD across its continuous operating temperature range of -20 °C to +70 °C, ensuring mechanical and dielectric reliability in subsea, marine and submersible service.

How are the concentric layers of REF 58400 arranged from inside to outside?

From inside to outside, the construction sequence is: (01) 2" Armored Stainless-Steel Core Hose — Central 2-inch (50.8 mm bore) armored stainless-steel hose for subsea methane extraction; (02) Contra-Helical Double Aramid Braid — Two counter-helical layers of high-modulus aramid fibre tensile reinforcement; (03) Galvanized Steel Wire Armor (≥57,000 daN) — 44 helically served galvanized round steel wires for crush & impact protection; (04) Polyurethane Outer Sheath (Ø84 ± 2 mm) — Heavy-duty black PUR jacket (7.0 kg/m, equipped with SS anchor & PU bend limiter).

What factory test certificates are supplied with REF 58400?

Every production drum of REF 58400 undergoes routine conductor resistance/continuity, high-voltage dielectric and dimensional testing per ISO 13628-5 / 57,000 daN Armoured Subsea Gas-Extraction Riser, and is delivered with an EN 10204 3.1 factory test certificate.

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Your selection and application details are copied into the enquiry form below.

01Selected sizes

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02Reel & motion

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03Message for our engineers

REF 58400 2-Inch SS Core & 57,000 daN Armoured Gas-Extraction Umbilica

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Reel & motion:
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